9VRS4818BKLF

Overview

• Category: Electronic Component
• Use: Power Supply
• Characteristics: High Voltage, Compact Size
• Package: Surface Mount Technology (SMT)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 1000 pieces per reel

Specifications and Parameters

• Input Voltage Range: 7V to 12V
• Output Voltage: 4.8V
• Output Current: 1.8A
• Dropout Voltage: 0.5V
• Line Regulation: ±2%
• Load Regulation: ±3%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 9VRS4818BKLF has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Characteristics

• Voltage regulation: The 9VRS4818BKLF ensures a stable output voltage of 4.8V regardless of input voltage fluctuations.
• Overcurrent protection: The component automatically shuts down if the output current exceeds its maximum rating.
• Thermal shutdown: In case of excessive temperature, the device enters a thermal shutdown mode to prevent damage.

Advantages and Disadvantages

Advantages: - Compact size allows for easy integration into various electronic devices. - High voltage efficiency results in minimal power loss. - Reliable performance even in extreme temperature conditions.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Requires careful heat dissipation to avoid overheating.

Applicable Range of Products

The 9VRS4818BKLF is commonly used in electronic devices that require a stable 4.8V power supply, such as:

• Mobile phones
• Tablets
• Portable gaming consoles
• Wireless communication devices

Working Principles

The 9VRS4818BKLF is a voltage regulator that maintains a constant output voltage by adjusting its internal circuitry. It uses feedback control to compare the actual output voltage with a reference voltage and adjusts the current flow accordingly.

Detailed Application Field Plans

1. Mobile Phone Power Supply: The 9VRS4818BKLF can be used to provide a stable power source for mobile phones, ensuring uninterrupted operation.
2. Portable Gaming Console: By integrating the component into portable gaming consoles, it guarantees a consistent power supply, enhancing the gaming experience.
3. Wireless Communication Devices: The voltage regulator ensures reliable power delivery to wireless communication devices, improving signal strength and stability.

Detailed Alternative Models

• 9VRS4824BKLF: Similar to 9VRS4818BKLF but with an output voltage of 4.8V and higher output current of 2.4A.
• 9VRS4805BKLF: Provides a lower output voltage of 4.8V and a higher output current of 5A.

5 Common Technical Questions and Answers

1. Q: What is the maximum input voltage for the 9VRS4818BKLF? A: The maximum input voltage range is 7V to 12V.

2. Q: Can I use the component in high-temperature environments? A: Yes, the 9VRS4818BKLF is designed to operate reliably in temperatures ranging from -40°C to +85°C.

3. Q: Does the component have overcurrent protection? A: Yes, the 9VRS4818BKLF has built-in overcurrent protection to prevent damage in case of excessive current flow.

4. Q: Is the 9VRS4818BKLF suitable for high-power applications? A: No, the limited output current of 1.8A may not be sufficient for high-power applications.

5. Q: What is the dropout voltage of the 9VRS4818BKLF? A: The dropout voltage is 0.5V, meaning the input voltage must be at least 0.5V higher than the desired output voltage.

This encyclopedia entry provides a comprehensive overview of the 9VRS4818BKLF, including its basic information, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, alternative models, and common technical questions and answers.